Nylon Insert Lock Nut Reusable

I recommend browsing this guide and evaluating any application with respect to its recommendations before selecting a nylon insert locknut for the application.

Nylon insert lock nut reusable.

Aircraft lock nuts elastic lock nuts elastic stop nuts nyloc nuts nylock nuts nylon insert stop nuts stop nuts. More corrosion resistant than 18 8 stainless steel locknuts these metric locknuts have excellent resistance to chemicals and salt water. Unlike all metal nuts the nylon insert limits the use at elevated temperatures or when exposed to certain chemicals. Nylons absorb moisture from the air and 66 nylon equilibrates at about 2 8 water at 50 rh and at about 8 5 at 100 rh.

Sometimes the nylon will simply be displaced or ejected as the nut is run down the external threads fig 3. Because the threads of the mating bolt deform but do not cut into the nylon so nylon insert lock nuts may be re used a limited number of times. Because the washer largely returns to its original form nylon insert lock nuts may be reused a limited number of times. 360 locking purple nylon insert will not gall threads or remove plating better than an all metal flange lock nut.

These nuts are considered one way lock nuts because they can only be installed one way top up. Nylon insert lock nuts are also known as. They are able to be reused but only if the prevailing torque meets certain specifications. Metric super corrosion resistant 316stainless steel nylon insert locknuts.

All metal locknuts are less likely to be used more than once since the mating threads wear away this locking feature. While some dry nylon insert lock nuts are simply difficult to install others experience nylon rings extruding pushing out fig 1 or chipping after installation fig 2. Lock nuts with a nylon insert are perhaps the most reliable lock nut as it is only limited by the temperature of the application it has been used in.